linux-kernel - [PATCH] kvm: kvm_main: Remove unnecessary (void*) conversions

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Message-Id: <20221213080236.3969-1-kunyu@nfschina.com>
Date:   Tue, 13 Dec 2022 16:02:36 +0800
From:   Li kunyu <kunyu@...china.com>
To:     pbonzini@...hat.com
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Li kunyu <kunyu@...china.com>
Subject: [PATCH] kvm: kvm_main: Remove unnecessary (void*) conversions

void * pointer assignment does not require a forced replacement.

Signed-off-by: Li kunyu <kunyu@...china.com>
---
 virt/kvm/kvm_main.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fab4d3790578..1682b269ad4a 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3861,7 +3861,7 @@ static int create_vcpu_fd(struct kvm_vcpu *vcpu)
 #ifdef __KVM_HAVE_ARCH_VCPU_DEBUGFS
 static int vcpu_get_pid(void *data, u64 *val)
 {
-	struct kvm_vcpu *vcpu = (struct kvm_vcpu *) data;
+	struct kvm_vcpu *vcpu = data;
 	*val = pid_nr(rcu_access_pointer(vcpu->pid));
 	return 0;
 }
@@ -5445,8 +5445,7 @@ static int kvm_debugfs_open(struct inode *inode, struct file *file,
 			   const char *fmt)
 {
 	int ret;
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)
-					  inode->i_private;
+	struct kvm_stat_data *stat_data = inode->i_private;
 
 	/*
 	 * The debugfs files are a reference to the kvm struct which
@@ -5467,8 +5466,7 @@ static int kvm_debugfs_open(struct inode *inode, struct file *file,
 
 static int kvm_debugfs_release(struct inode *inode, struct file *file)
 {
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)
-					  inode->i_private;
+	struct kvm_stat_data *stat_data = inode->i_private;
 
 	simple_attr_release(inode, file);
 	kvm_put_kvm(stat_data->kvm);
@@ -5517,7 +5515,7 @@ static int kvm_clear_stat_per_vcpu(struct kvm *kvm, size_t offset)
 static int kvm_stat_data_get(void *data, u64 *val)
 {
 	int r = -EFAULT;
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)data;
+	struct kvm_stat_data *stat_data = data;
 
 	switch (stat_data->kind) {
 	case KVM_STAT_VM:
@@ -5536,7 +5534,7 @@ static int kvm_stat_data_get(void *data, u64 *val)
 static int kvm_stat_data_clear(void *data, u64 val)
 {
 	int r = -EFAULT;
-	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)data;
+	struct kvm_stat_data *stat_data = data;
 
 	if (val)
 		return -EINVAL;
-- 
2.18.2